CN221707368U - Ultrasonic transmission detection device for rotary rubber core of blowout preventer - Google Patents
Ultrasonic transmission detection device for rotary rubber core of blowout preventer Download PDFInfo
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- CN221707368U CN221707368U CN202322814167.9U CN202322814167U CN221707368U CN 221707368 U CN221707368 U CN 221707368U CN 202322814167 U CN202322814167 U CN 202322814167U CN 221707368 U CN221707368 U CN 221707368U
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- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 230000005540 biological transmission Effects 0.000 title claims abstract description 16
- 239000000523 sample Substances 0.000 claims abstract description 69
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 230000007547 defect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000009659 non-destructive testing Methods 0.000 abstract 2
- 239000010410 layer Substances 0.000 description 31
- 239000011162 core material Substances 0.000 description 27
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002355 dual-layer Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model belongs to the field of blowout preventer rubber core detection, and in particular relates to a blowout preventer rotary rubber core ultrasonic transmission detection device which comprises a U-shaped handheld mechanism, a rotary mechanism, an ultrasonic emission probe, an ultrasonic receiving probe, a double-layer probe clamp expansion plate for fixing the ultrasonic emission probe and the ultrasonic receiving probe, a control device and a display device; the rotating mechanism is movably connected with the U-shaped handheld mechanism; the ultrasonic transmitting probe and the ultrasonic receiving probe are connected with the control device, and the control device is connected with the display device. The nondestructive testing device can be used for carrying out nondestructive testing on internal defects of the rotary rubber cores of the blowout preventers with different thicknesses, and prolonging the service life of the rotary rubber cores of the blowout preventers in the subsequent use process.
Description
Technical Field
The utility model belongs to the field of detection of rubber cores of blowout preventers, and particularly relates to an ultrasonic transmission detection device for a rotary rubber core of a blowout preventer.
Background
In wellbore operation, rubber products are used as main sealing elements, and at present, the failure reasons and failure mechanisms of sealing rubber cores at home and abroad are still under research and study, and different rubber core materials and structural shapes are quite different.
In recent years, as drilling operation gradually goes to deep ultra-deep layers, most of rubber products have the problem of low service life and the like, for example, the service life of a rotary blowout preventer rubber core is further reduced under special working conditions such as oil-based drilling fluid, unknown fluid in stratum and the like, and defect detection on the rubber core before use is beneficial to prolonging the service life of subsequent use processes.
Due to the specificity of the rubber material, the measurement result is easily influenced by the problems of signal attenuation and the like when the conventional ultrasonic detection is used, and the conventional ultrasonic detection is measured by a method for receiving ultrasonic echo, so that the thickness of the rubber core is greatly limited, and the rubber core with the thickness of 10mm cannot be detected.
Disclosure of Invention
The utility model aims to provide an ultrasonic transmission detection device for a rotary rubber core of a blowout preventer, which can be used for carrying out nondestructive detection on internal defects of the rotary rubber cores of blowout preventers with different thicknesses, and realizing nondestructive detection on the internal defects of the rotary rubber cores of the blowout preventers with thickness measurement of more than 30 mm.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an ultrasonic transmission detection device for a rotary rubber core of a blowout preventer comprises a U-shaped handheld mechanism, a rotary mechanism, an ultrasonic transmitting probe, an ultrasonic receiving probe, a double-layer probe clamp expansion plate for fixing the ultrasonic transmitting probe and the ultrasonic receiving probe, a control device and a display device; the rotating mechanism is movably connected with the U-shaped handheld mechanism; the ultrasonic transmitting probe and the ultrasonic receiving probe are connected with the control device, and the control device is connected with the display device.
Further, the upper part of the end part of the rotating mechanism is rotatably connected with the U-shaped handheld mechanism through a bolt, and a nut matched with the bolt is further arranged on the U-shaped handheld mechanism; and a reset torsion spring is arranged between the lower part of the end part of the rotating mechanism and the end part of the U-shaped handheld mechanism.
Further, four rollers are fixedly arranged on the telescopic plate of the double-layer probe clamp and used for assisting the ultrasonic transmitting probe and the ultrasonic receiving probe to slide on the rotary rubber core of the blowout preventer.
Further, the double-layer probe clamp expansion plate comprises a first double-layer plate and a second double-layer plate; the upper plate of the first double-layer plate is correspondingly connected with the upper plate of the second double-layer plate through a spring, and the lower plate of the first double-layer plate is correspondingly connected with the lower plate of the second double-layer plate through a spring; and 2 fixing columns are respectively arranged between the upper plate and the lower plate of the first double-layer plate and the second double-layer plate and used for positioning.
Further, V-shaped clamping openings are formed in opposite sides of the upper plate and the lower plate of the first double-layer plate and the second double-layer plate, and anti-slip strips are arranged in the V-shaped clamping openings.
Further, the ultrasonic transmitting probe is in a convex arc shape, and the ultrasonic receiving probe is in a concave arc shape matched with the ultrasonic transmitting probe.
Further, four rollers on the telescopic plate of the double-layer probe clamp are universal wheels.
Compared with the prior art, the utility model has the beneficial effects that:
1. The ultrasonic transmission detection device for the rotary rubber core of the blowout preventer can conduct nondestructive defect detection on the rotary rubber core of the blowout preventer, and is beneficial to prolonging the service life of the follow-up use process.
2. By arranging the ultrasonic transmitting probe and the ultrasonic receiving probe in the inner conical surface and the outer conical surface of the rubber core, the integrity of signal receiving is ensured.
3. Through setting up rotary mechanism and U type handheld mechanism, can adjust different angles according to the change of preventer rotatory rubber core thickness.
4. Through setting up double-deck probe anchor clamps expansion plate and universal wheel on it, can conveniently change ultrasonic probe and according to gluey core surface shape self-adaptation angle of adjustment, guarantee ultrasonic probe and the better laminating of being surveyed gluey core face all the time, the transmissivity of probe transmission sound wave is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following brief description of the drawings of the embodiments will make it apparent that the drawings in the following description relate only to some embodiments of the present utility model and are not limiting of the present utility model.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the connection of the U-shaped handheld mechanism and the rotary mechanism of the present utility model;
FIG. 3 is a schematic view of a dual-layer probe clamp telescoping plate structure of the present utility model;
Fig. 4 is a schematic diagram of the structure of the ultrasonic transmitting probe and the ultrasonic receiving probe.
In the figure: a 1-U-shaped handheld mechanism; 2-a rotation mechanism; 4-an ultrasonic receiving probe; 5-an ultrasonic emission probe; 6-double-layer probe clamp expansion plate; 7-a return torsion spring; 8-a bolt; 9-nuts 10-rollers; 11-a first double layer board; 12-a second bilayer board; 13-a spring; 14-fixing the column; 15-V-shaped clamping openings; 16-anti-slip strips.
Detailed Description
The utility model is further illustrated by the following examples:
Referring to fig. 1-4, an ultrasonic transmission detection device for a rotary rubber core of a blowout preventer comprises a U-shaped handheld mechanism, a rotary mechanism, an ultrasonic transmitting probe, an ultrasonic receiving probe, a double-layer probe clamp expansion plate for fixing the ultrasonic transmitting probe and the ultrasonic receiving probe, a control device and a display device; the rotating mechanism is movably connected with the U-shaped handheld mechanism; the ultrasonic transmitting probe and the ultrasonic receiving probe are connected with the control device, and the control device is connected with the display device.
The upper part of the end part of the rotating mechanism is rotatably connected with the U-shaped handheld mechanism through a bolt, and a nut matched with the bolt is further arranged on the U-shaped handheld mechanism; and a reset torsion spring is arranged between the lower part of the end part of the rotating mechanism and the end part of the U-shaped handheld mechanism.
Four rollers are fixedly arranged on the telescopic plate of the double-layer probe clamp and used for assisting the ultrasonic transmitting probe and the ultrasonic receiving probe to slide on the rotary rubber core of the blowout preventer.
The double-layer probe clamp expansion plate comprises a first double-layer plate and a second double-layer plate; the upper plate of the first double-layer plate is correspondingly connected with the upper plate of the second double-layer plate through a spring, and the lower plate of the first double-layer plate is correspondingly connected with the lower plate of the second double-layer plate through a spring; and 2 fixing columns are respectively arranged between the upper plate and the lower plate of the first double-layer plate and the second double-layer plate and used for positioning.
The opposite sides of the upper plate and the lower plate of the first double-layer plate and the second double-layer plate are provided with V-shaped clamping openings, and anti-slip strips are arranged in the V-shaped clamping openings. The ultrasonic transmitting probe is in a convex arc shape, and the ultrasonic receiving probe is in a concave arc shape matched with the ultrasonic transmitting probe. Four idler wheels on the telescopic plate of the double-layer probe clamp are universal wheels.
When the blowout preventer is used, firstly, the surface of the rotary blowout preventer rubber core is cleaned, so that the surface of the detected blowout preventer rubber core is ensured to be as smooth as possible, and the surface roughness Ra is less than or equal to 25um. And (3) smearing a couplant on the planned detection path, and increasing the transmissivity of the ultrasonic wave when the ultrasonic wave is transmitted by the couplant. And then the probe frequency is reasonably set according to different thicknesses of the rotary rubber cores of the blowout preventer. Before the detection starts, the performance of the ultrasonic system is calibrated by selecting a standard test block, ultrasonic detection can be performed after the calibration, the roller is arranged on the guide rail, two ultrasonic probes are respectively arranged on the inner conical surface and the outer conical surface of the rotary rubber core of the blowout preventer, the rotary rubber core body of the blowout preventer is clamped, and the alignment of the ultrasonic transmitting probe and the ultrasonic receiving probe is ensured. And finally, comparing the detected defect signals with signals generated by the known reflectors, and transmitting the signals to display equipment for presentation.
Claims (7)
1. An ultrasonic transmission detection device for a rotary rubber core of a blowout preventer, which is characterized in that: the ultrasonic probe comprises a U-shaped handheld mechanism (1), a rotating mechanism (2), an ultrasonic transmitting probe (5), an ultrasonic receiving probe (4), a double-layer probe clamp expansion plate (6) for fixing the ultrasonic transmitting probe (5) and the ultrasonic receiving probe (4), a control device and a display device; the rotating mechanism (2) is movably connected with the U-shaped handheld mechanism (1); the ultrasonic transmitting probe (5) and the ultrasonic receiving probe (4) are connected with the control device, and the control device is connected with the display device.
2. The ultrasonic transmission detection device for a rotary rubber core of a blowout preventer according to claim 1, wherein: the upper part of the end part of the rotating mechanism (2) is rotatably connected with the U-shaped handheld mechanism (1) through a bolt (8), and a nut (9) matched with the bolt (8) is also arranged on the U-shaped handheld mechanism (1); a reset torsion spring (7) is arranged between the lower part of the end part of the rotating mechanism (2) and the end part of the U-shaped handheld mechanism (1).
3. The ultrasonic transmission detection device for a rotary rubber core of a blowout preventer according to claim 2, wherein: four rollers (10) are fixedly arranged on the double-layer probe clamp expansion plate (6) and used for assisting the ultrasonic transmitting probe (5) and the ultrasonic receiving probe (4) to slide on the rotary rubber core of the blowout preventer.
4. The ultrasonic transmission detection device for a rotary rubber core of a blowout preventer according to claim 3, wherein: the double-layer probe clamp telescopic plate (6) comprises a first double-layer plate (11) and a second double-layer plate (12); the upper plate of the first double-layer plate (11) is correspondingly connected with the upper plate of the second double-layer plate (12) through a spring (13), and the lower plate of the first double-layer plate (11) is correspondingly connected with the lower plate of the second double-layer plate (12) through the spring (13); and 2 fixing columns (14) are respectively arranged between the upper plate and the lower plate of the first double-layer plate (11) and the second double-layer plate (12) for positioning.
5. The ultrasonic transmission detection device for a rotary rubber core of a blowout preventer according to claim 4, wherein: the anti-slip double-layer plate is characterized in that V-shaped clamping openings (15) are formed in opposite sides of an upper plate and a lower plate of the first double-layer plate (11) and the second double-layer plate (12), and anti-slip strips (16) are arranged in the V-shaped clamping openings (15).
6. The ultrasonic transmission detection device for a rotary rubber core of a blowout preventer according to any one of claims 1 to 5, wherein: the ultrasonic transmitting probe (5) is in a convex arc shape, and the ultrasonic receiving probe (4) is in a concave arc shape matched with the ultrasonic transmitting probe (5).
7. The ultrasonic transmission detection device for a rotary rubber core of a blowout preventer according to claim 3, wherein: four idler wheels (10) on the double-layer probe clamp expansion plate (6) are universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322814167.9U CN221707368U (en) | 2023-10-19 | 2023-10-19 | Ultrasonic transmission detection device for rotary rubber core of blowout preventer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322814167.9U CN221707368U (en) | 2023-10-19 | 2023-10-19 | Ultrasonic transmission detection device for rotary rubber core of blowout preventer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221707368U true CN221707368U (en) | 2024-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322814167.9U Active CN221707368U (en) | 2023-10-19 | 2023-10-19 | Ultrasonic transmission detection device for rotary rubber core of blowout preventer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221707368U (en) |
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2023
- 2023-10-19 CN CN202322814167.9U patent/CN221707368U/en active Active
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